2026 Hackaday Europe Call For Participation: We Want You!

Here’s the Hackaday Europe 2026 announcement that you’ve all been waiting for. But wait! This year there’s a twist, or rather two. What absolutely hasn’t changed, though, is that we’d …read more

Ancient Ice Production

Today, we take ice for granted. But having ice produced in your home is a relatively modern luxury. As early as 1750 BC, ancient people would find ice on mountains …read more

Retrotechtacular: Mr. Wizard Jams With IBM

You may not remember [Mr. Wizard], but he was a staple of nerd kids over a few decades, teaching science to kids via the magic of television. The Computer History …read more

Keebin’ With Kristina: The One With The NEO With The Typewriter Shell

Isn’t this glorious? If you don’t recognize what this is right away (or from the post title), it’s an AlphaSmart NEO word processor, repackaged in a 3D-printed typewriter-esque shell, meticulously …read more

Real LED TVs Are Finally Becoming A Thing

Once upon a time, the cathode ray tube was pretty much the only type of display you’d find in a consumer television. As the analog broadcast world shifted to digital, …read more

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Meshtastic Does More Than Simple Communication

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By Bryan Cockfield | February 22, 2026

Meshtastic has been experiencing a bit of a renaissance lately, as the off-grid, long-range radio text messaging protocol gains a ton of new users. It’s been used to create mesh …read more
What About The Droid Attack On The Repos?

11 Comments
By Tyler August | February 22, 2026

You might not have noticed, but we here at Hackaday are pretty big fans of Open Source — software, hardware, you name it. We’ve also spilled our fair share of …read more
Recreating Mega Man’s Mega Buster

4 Comments
By Lewin Day | February 22, 2026

Mega Man is a popular video game character who is perhaps most notable for having a sort of lasery-type blaster for an arm. A real hand cannon, if you will. …read more
Inside A Compact Intel 3000 W Water-Cooled Power Supply

3 Comments
By Maya Posch | February 22, 2026

Recently [ElecrArc240] got his paws on an Intel-branded 3 kW power supply that apparently had been designed as a reference PSU for servers. At 3 kW in such a compact …read more
Exclamation Point Indicates Worthy Notifications

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By Lewin Day | February 22, 2026

As far as punctuation goes, the exclamation mark is perhaps the most eye-catching of the bunch. That’s why [Conrad Farnsworth] thought this form would be perfect for his Home Assistant …read more
Why Chains Are Still Better For Bicycles Than Belts

55 Comments
By Maya Posch | February 21, 2026

Theoretically a belt drive makes for a great upgrade to a bicycle, as it replaces the heavier, noisy and relatively maintenance-heavy roller chain with a zero-maintenance, whisper-quiet and extremely reliable …read more
Quieting Noisy Resistors

6 Comments
By Al Williams | February 21, 2026

[Hans Rosenberg] has a new video talking about a nasty side effect of using resistors: noise. If you watch the video below, you’ll learn that there are two sources of …read more

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2026 Hackaday Europe Call For Participation: We Want You!

Ancient Ice Production

Retrotechtacular: Mr. Wizard Jams With IBM

Keebin’ With Kristina: The One With The NEO With The Typewriter Shell

Real LED TVs Are Finally Becoming A Thing

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2026 Hackaday Europe Call For Participation: We Want You!

Retrotechtacular: Mr. Wizard Jams With IBM

2026 Hackaday Europe Call For Participation: We Want You!

Ancient Ice Production

Retrotechtacular: Mr. Wizard Jams With IBM

Keebin’ With Kristina: The One With The NEO With The Typewriter Shell

Real LED TVs Are Finally Becoming A Thing

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